In a classic counter-punch move designed to scare off those trying to hold Big Oil accountable for its actions, Exxon has started suing the lawyers who are themselves suing the company over the #Exxonknew scandal - for misleading the public and investors over the risk of climate change.

Oil giant BP’s controversial sponsorship of the British Museum was once again put under the spotlight over the weekend, when some 100 activists from the theatre group, “BP or not BP?” protested against the company’s current exhibition: "Scythians: warriors of ancient Siberia".